[i=s]This post was last edited by nemon on 2022-10-30 14:54[/i]I was going to make an electronic tag with various components, but it didn't work out. Then I suddenly thought that ESP32-S2-Kaluga-1 has...
Oscillator circuit LM311 principle: Original author: http://www.aade.com/lcm2binst/LC2Binst.htm Oscillator IIBLC meter key is the oscillation circuit shown in Figure 1. LM311 is a voltage comparator. ...
[font=宋体][size=4]I don't like to pay attention to disaster news, except to see people dying~~[/size][/font] [font=宋体][size=4] The Eastern Star incident happened when I was eating in the cafeteria. The...
The school can apply for innovative projects, but I have no idea what to do now. Electronic technology is so advanced now that most of the technologies I can think of have been realized, and some are ...
[i=s] This post was last edited by Changjianze1 on 2017-12-1 18:46 [/i] To discuss outputting a 50% duty cycle, it is necessary to detect zero crossing, and output a high level from zero crossing, and...
When I was studying LM3S8962 and combining it with the application of our professional courses, I encountered a difficult problem. Let me describe the problem to you:Everyone has experienced train del...
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
To differentiate their products in a crowded and competitive market, manufacturers of handheld devices often consider battery life and power management as key selling points for cell phones, PDAs, ...[Details]
July 11, 2012, Beijing - Altera Corporation (NASDAQ: ALTR) today announced the launch of 40-Gbps Ethernet (40GbE) and 100-Gbps Ethernet (100GbE) intellectual property (IP) core products. These core...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
In the single-chip microcomputer system, in addition to display devices, sound devices are often used, and the most common sound device is the buzzer. Buzzers are generally used for some low-demand...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]